At the beginning: TYPE IN fibonacci OR fibonacci sequence TYPE IN square/triangular OR square / triangular TYPE IN pascal's OR pascal's triangle EXACTLY or it will ask you to retype it. Press B to exit a mode. If something weird happens and there is a question box at the bottom, press B and then hit either Return or the check in the question box to fix it (hopefully) Turbo Mode may help with speed. Yes, it does start saying infinity after a while. that stinks. If you would like to make changes or remix, PRESS SPACE BEFORE SAVING!!!!!! If you don't, Scratch may freeze due to the length of the lists.